UNION CARBIDE CORPORATION TCO
Quick Summary
- •Released 85,906 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
3301 5TH AVENUE SOUTH
TEXAS CITY, TX 77590
View on map ↗ - County
- GALVESTON County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325199
- Inspections
- 7 · last Jan 28, 2025
- Total Penalties
- $0 · last Jul 17, 2018
- Registry ID
- 110000505524
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 100,040 | — |
| 2016 | 99,580 | -0% |
| 2017 | 85,906 | -14% |
| 2018 | 130,011 | +51% |
| 2019 | 19,582 | -85% |
| 2020 | 82,218 | +320% |
| 2021 | 76,223 | -7% |
| 2022 | 87,823 | +15% |
| 2023 | 87,273 | -1% |
| 2024 | 94,895 | +9% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Propionaldehyde | 28,335 | 28,335 | — | — | 6,329 | |
| Ethylene | 24,086 | 24,086 | — | — | — | |
| Propylene | 17,313 | 17,313 | — | — | 842 | |
| Vinyl acetate | 11,326 | 11,326 | — | — | 4,157 | ♦ Carcinogen |
| Butyraldehyde | 6,854 | 6,854 | — | — | 1,090 | |
| n-Butyl alcohol | 2,917 | 2,917 | — | — | 62,863 | |
| Acetaldehyde | 2,778 | 2,778 | — | — | 344,850 | ♦ Carcinogen |
| Isobutyraldehyde | 1,262 | 1,262 | — | — | 10,086 | |
| Acrolein | 24 | 24 | — | — | — | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 33,162 | 33,162 | — | — | — | |
| Propionaldehyde | 18,237 | 18,237 | — | — | 16,442 | |
| Propylene | 14,252 | 14,252 | — | — | 551 | |
| Vinyl acetate | 10,928 | 10,928 | — | — | 3,698 | ♦ Carcinogen |
| Butyraldehyde | 4,229 | 4,229 | — | — | 713 | |
| Acetaldehyde | 2,858 | 2,858 | — | — | 267,956 | ♦ Carcinogen |
| n-Butyl alcohol | 2,496 | 2,496 | — | — | 42,656 | |
| Isobutyraldehyde | 1,078 | 1,078 | — | — | 9,316 | |
| Acrolein | 23 | 23 | — | — | — | ♦ Carcinogen |
| sec-Butyl alcohol | 9 | 9 | — | — | — | |
| Nickel compounds | 1 | 1 | — | — | 930 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 38,315 | 38,315 | — | — | — | |
| Propionaldehyde | 18,793 | 18,793 | — | — | 71,239 | |
| Vinyl acetate | 11,116 | 11,116 | — | — | 245,994 | ♦ Carcinogen |
| Propylene | 8,305 | 8,305 | — | — | 609 | |
| Butyraldehyde | 4,197 | 4,197 | — | — | 9,348 | |
| n-Butyl alcohol | 3,544 | 3,544 | — | — | 181,680 | |
| Acetaldehyde | 2,851 | 2,851 | — | — | 268,910 | ♦ Carcinogen |
| Isobutyraldehyde | 650 | 650 | — | — | 2,002 | |
| Acrolein | 25 | 25 | — | — | — | ♦ Carcinogen |
| Methanol | 16 | 16 | — | — | 137,471 | |
| sec-Butyl alcohol | 10 | 10 | — | — | — | |
| Nickel compounds | 1 | 1 | — | — | 505 | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nickel compounds | — | — | — | — | 619 | ♦ Carcinogen |
| Ethylene | 29,122 | 29,122 | — | — | — | |
| Propionaldehyde | 16,481 | 16,481 | — | — | 55,678 | |
| Vinyl acetate | 12,008 | 12,008 | — | — | 766,801 | ♦ Carcinogen |
| Propylene | 9,336 | 9,336 | — | — | 1,264 | |
| Butyraldehyde | 3,192 | 3,192 | — | — | 10,704 | |
| n-Butyl alcohol | 3,022 | 3,022 | — | — | 250,981 | |
| Acetaldehyde | 2,587 | 2,587 | — | — | 430,240 | ♦ Carcinogen |
| Isobutyraldehyde | 429 | 429 | — | — | 2,281 | |
| Acrolein | 21 | 21 | — | — | — | ♦ Carcinogen |
| Methanol | 16 | 16 | — | — | 170,774 | |
| sec-Butyl alcohol | 9 | 9 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nickel compounds | — | — | — | — | 633 | ♦ Carcinogen |
| Ethylene | 29,434 | 29,434 | — | — | — | |
| Propionaldehyde | 17,660 | 17,660 | — | — | 5,321 | |
| Propylene | 13,911 | 13,911 | — | — | 1,363 | |
| Vinyl acetate | 11,508 | 11,508 | — | — | 2,982 | ♦ Carcinogen |
| Butyraldehyde | 3,528 | 3,528 | — | — | 2,841 | |
| n-Butyl alcohol | 2,942 | 2,942 | — | — | 116,548 | |
| Acetaldehyde | 2,752 | 2,752 | — | — | 414,821 | ♦ Carcinogen |
| Isobutyraldehyde | 460 | 460 | — | — | 585 | |
| Acrolein | 23 | 23 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Vinyl acetate | 19,056 | 19,056 | — | — | 1,688 | ♦ Carcinogen |
| Isobutyraldehyde | 526 | 526 | — | — | 84 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nickel compounds | — | — | — | — | 570 | ♦ Carcinogen |
| Propionaldehyde | 55,335 | 55,335 | — | — | 53,916 | |
| Ethylene | 23,629 | 23,629 | — | — | — | |
| Vinyl acetate | 19,806 | 19,806 | — | — | 3,805 | ♦ Carcinogen |
| Propylene | 18,969 | 18,969 | — | — | — | |
| Acetaldehyde | 5,516 | 5,516 | — | — | 140,609 | ♦ Carcinogen |
| Butyraldehyde | 3,611 | 3,611 | — | — | 32,611 | |
| n-Butyl alcohol | 2,441 | 2,441 | — | — | 42,028 | |
| Isobutyraldehyde | 549 | 549 | — | — | 16,514 | |
| Acrolein | 129 | 129 | — | — | — | ♦ Carcinogen |
| Methanol | 16 | 16 | — | — | 34,701 | |
| sec-Butyl alcohol | 10 | 10 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nickel compounds | — | — | — | — | 547 | ♦ Carcinogen |
| Propionaldehyde | 24,389 | 24,389 | — | — | 4,378 | |
| Ethylene | 20,769 | 20,769 | — | — | — | |
| Propylene | 17,946 | 17,946 | — | — | — | |
| Vinyl acetate | 12,805 | 12,805 | — | — | 6,185 | ♦ Carcinogen |
| Butyraldehyde | 4,320 | 4,320 | — | — | 2,645 | |
| Acetaldehyde | 2,966 | 2,966 | — | — | 108,256 | ♦ Carcinogen |
| n-Butyl alcohol | 1,989 | 1,989 | — | — | 55,035 | |
| Isobutyraldehyde | 675 | 675 | — | — | 1,312 | |
| Acrolein | 22 | 22 | — | — | — | ♦ Carcinogen |
| Methanol | 15 | 15 | — | — | 2,745 | |
| sec-Butyl alcohol | 10 | 10 | — | — | 2 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nickel compounds | — | — | — | — | 652 | ♦ Carcinogen |
| Ethylene | 27,657 | 27,657 | — | — | — | |
| Propionaldehyde | 25,194 | 25,194 | — | — | 75,245 | |
| Vinyl acetate | 20,672 | 20,672 | — | — | 19,526 | ♦ Carcinogen |
| Propylene | 14,384 | 14,384 | — | — | — | |
| Butyraldehyde | 3,960 | 3,960 | — | — | 30,120 | |
| Acetaldehyde | 3,120 | 3,120 | — | — | 89,155 | ♦ Carcinogen |
| n-Butyl alcohol | 2,973 | 2,973 | — | — | 97,219 | |
| Methyl isobutyl ketone | 1,598 | 1,598 | — | — | 6,377 | ♦ Carcinogen |
| Acrolein | 22 | 22 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nickel compounds | — | — | — | — | 328 | ♦ Carcinogen |
| Ethylene | 24,289 | 24,289 | — | — | — | |
| Propionaldehyde | 23,219 | 23,219 | — | — | 68,689 | |
| Vinyl acetate | 22,137 | 22,137 | — | — | 37,488 | ♦ Carcinogen |
| Propylene | 11,321 | 11,321 | — | — | 150 | |
| Butyraldehyde | 6,364 | 6,364 | — | — | 30,121 | |
| n-Butyl alcohol | 5,725 | 5,725 | — | — | 98,290 | |
| Acetaldehyde | 4,217 | 4,217 | — | — | 163,350 | ♦ Carcinogen |
| Methyl isobutyl ketone | 1,584 | 1,584 | — | — | 5,782 | ♦ Carcinogen |
| Isobutyraldehyde | 1,163 | 1,163 | — | — | 42,625 | |
| Acrolein | 21 | 21 | — | — | 1,307 | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Acetaldehyde | — | — | 2,122,360 | 232,167 |
| Acrolein | — | — | 65,031 | 2 |
| Propionaldehyde | — | — | 5,570,142 | 3,377,840 |
| Vinyl acetate | — | — | 1,321,082 | 79,658 |
| Isobutyraldehyde | — | — | 2,511 | 10,850 |
| Propylene | — | — | 6,076 | 1,201,603 |
| n-Butyl alcohol | — | — | 36,687 | 46,113 |
| Butyraldehyde | — | — | 76,911 | 27,832 |
| Ethylene | — | — | — | 2,245,688 |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
FREEPORT_THE DOW CHEMICAL COMPANY
FREEPORT, TX
|
n-Butyl alcohol | — | — | 16,552 | — |
|
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
|
n-Butyl alcohol | — | — | — | 1,437 |
|
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
|
Butyraldehyde | — | — | — | 1,090 |
|
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
|
Vinyl acetate | — | — | — | 595 |
|
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
|
Propylene | — | — | — | 842 |
|
FREEPORT_THE DOW CHEMICAL COMPANY
FREEPORT, TX
|
Propionaldehyde | — | — | 143 | — |
|
ECO SERVICES OPERATIONS CORP - BATON ROUGE_LA
BATON ROUGE, LA
|
Acetaldehyde | — | — | 32,970 | — |
|
ECO SERVICES OPERATIONS LLC - HOUSTON_TX
HOUSTON, TX
|
Acetaldehyde | — | — | 16,222 | — |
|
FREEPORT_THE DOW CHEMICAL COMPANY
FREEPORT, TX
|
Acetaldehyde | — | — | 64,519 | — |
|
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
|
Acetaldehyde | — | — | — | 174,976 |
|
ARCWOOD ENVIRONMENTAL - ORANGE_TX
ORANGE, TX
|
Acetaldehyde | — | — | — | 436 |
|
HERITAGE ENVIRONMENTAL SERVICES - KANSAS CITY_MO
KANSAS CITY, MO
|
Acetaldehyde | — | — | — | 2,136 |
|
LONESTAR ECOLOGY LLC - PASADENA_TX
PASADENA, TX
|
Acetaldehyde | — | — | — | 445 |
|
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
|
Isobutyraldehyde | — | — | — | 218 |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Vinyl acetate | 3,562 | GULF COAST WASTE DISPOSAL AUTHORITY INDUSTRIAL WWTP - TEXAS, HOUSTON |
| Propionaldehyde | 6,186 | GULF COAST WASTE DISPOSAL AUTHORITY INDUSTRIAL WWTP - TEXAS, HOUSTON |
| n-Butyl alcohol | 44,874 | GULF COAST WASTE DISPOSAL AUTHORITY INDUSTRIAL WWTP - TEXAS, HOUSTON |
| Isobutyraldehyde | 9,868 | GULF COAST WASTE DISPOSAL AUTHORITY INDUSTRIAL WWTP - TEXAS, HOUSTON |
| Acetaldehyde | 7,807 | GULF COAST WASTE DISPOSAL AUTHORITY INDUSTRIAL WWTP - TEXAS, HOUSTON |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Jan 28, 2025 | Feb 11, 2025 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Jan 28, 2025 | Feb 13, 2025 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jan 28, 2025 | Feb 11, 2025 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Jan 28, 2025 | Feb 11, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Apr 6, 2023 | Apr 6, 2023 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Dec 15, 2022 | Aug 8, 2023 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Dec 15, 2022 | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Dec 15, 2022 | Aug 8, 2023 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | May 27, 2021 | Jun 3, 2021 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Mar 5, 2019 | Mar 7, 2019 | Resolved |
| caa | FRV | Dec 6, 2017 | — | Open |
| rcra | Land Disposal Restrictions: Prohibitions on Storage | Jul 25, 2017 | Aug 14, 2017 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Jul 25, 2017 | Aug 16, 2017 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jul 25, 2017 | Aug 14, 2017 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jul 25, 2017 | Oct 13, 2017 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Jul 25, 2017 | Aug 14, 2017 | Resolved |
| caa | FRV | Feb 15, 2017 | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Jun 23, 2015 | Aug 3, 2015 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 23, 2015 | Aug 3, 2015 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Oct 21, 2013 | Oct 31, 2013 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Nov 29, 2011 | Dec 16, 2011 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Nov 29, 2011 | Dec 16, 2011 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Nov 29, 2011 | Dec 16, 2011 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Apr 12, 2011 | Jul 19, 2011 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Apr 12, 2011 | Jul 19, 2011 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Surface Impoundments | Apr 12, 2011 | Jul 19, 2011 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jul 22, 2009 | Aug 4, 2009 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jul 22, 2009 | Aug 4, 2009 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Jun 3, 2008 | Jun 17, 2008 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program Permit Conditions | Jun 3, 2008 | Jun 17, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 3, 2008 | Jun 17, 2008 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 3, 2008 | Jun 17, 2008 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Feb 14, 2007 | Feb 14, 2007 | Resolved |
| rcra | Land Disposal Restrictions: General | Apr 26, 2006 | Apr 26, 2006 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Apr 26, 2006 | Apr 26, 2006 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Jun 22, 2004 | Jun 29, 2004 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Releases from Solid Waste Management Units | Jun 22, 2004 | Jul 13, 2004 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 22, 2004 | Jul 13, 2004 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 22, 2004 | Jul 13, 2004 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 22, 2004 | Jul 13, 2004 | Resolved |
| rcra | Standards for Used Oil: Generators | Jun 22, 2004 | Jun 29, 2004 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Mar 13, 2003 | Mar 28, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 7, 1999 | Jun 15, 2003 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Mar 31, 1994 | Nov 22, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Incinerators | Mar 31, 1994 | Nov 22, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Mar 31, 1994 | Nov 22, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Oct 1, 1991 | Dec 30, 1993 | Resolved |
| rcra | Land Disposal Restrictions: General | Oct 1, 1991 | Dec 30, 1993 | Resolved |
| rcra | Land Disposal Restrictions: General | Mar 30, 1988 | Mar 12, 1989 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Oil & Grease | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Jan 2026 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 121.00 mg/L | 75.00 | +61% | Jul 2020 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.